Jamis AURORA 1996 VS Specialized ROCKHOPPER COMP 2006 specs comparison

Jamis Aurora

General Infos

Model	Aurora
Manufacturer	Jamis
Year of production	1996
Current price	Check price Here ==>
Color choice	- emerald green -Black cherry
Sizes	- 14.5 (inches) - 16 (inches) - 17.5 (inches) - 19.5 (inches) - 21.5 (inches)
Sizes	- 14.5 (inches) - 16 (inches) - 17.5 (inches) - 19.5 (inches) - 21.5 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 2.10 (inches) WTB Desert Raptor Front: 26 X 1.95 (inches) WTB Primal Raptor
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Dia-Compe PC-7N Levers Shimano STX-RC M-System Brakes
Hubs for disc brakes	Not Available
Rims manufacturer	32-hole Sun Metal AT18
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Double-butted Heat-treated Chromoly
Frame type	TIG-welded Steel
Handlebar construction	Spectre Wonderbar
Handlebar extender	Optional
Handlebar stem details	Spectre Flip Flop Forged Alloy
Headset size	1 1/8 (inches) Threadless Dia-Compe Kontak Aheadset ST-2

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-IG51
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	110 (millimeters) Spindle Shimano BB-UN52
Crankset parts and sizes	22/32/42 Teeth Sugino Impel 350
Gear shift levers	Grip Shift SRT-600
Rear gear set	11 - 28 Teeth 8-speed

Jamis Aurora Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 28.6 (millimeters) Shimano Deore LX Top-swing
Derailleur (Rear)	Shimano Deore LX SGS
Fork material	Triple-clamp Crown Magnesium
Fork type	Rock Shox Quadra 21R

Other Specs of Jamis Aurora

Component group sets	Shimano Deore LX
Pedals details	Spectre UL Comp With Clips & Straps
Rear shock absorber	Not Available
Saddle seat	Vetta AT Transverse
Seat post extension	26.8 (millimeters) Diameter Spectre UL Comp

Specialized Rockhopper Comp

General Infos

Model	Rockhopper Comp
Manufacturer	Specialized
Year of production	2006
Current price	Check price Here ==>
Color choice	-Not found
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	Wire Bead 26 X 2.00 (inches) Specialized Adrenaline Sport
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid FR-5 Levers Forged Arm With 1pc Pad Brakes Avid SD-3
Hubs for disc brakes	32h Rear: Joy-Tech Cassette Double Sealed With Alloy QR Polished Races And Double Sealed Front: Specialized
Rims manufacturer	32-hole SUN MACH 4 L7
Spoke nipples type	Brass Nipples
Spoke wheel	15ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	A1 Premium Aluminum
Frame type	TIG-welded
Handlebar construction	25 (millimeters) Rise 6 Degree Upsweep 640 (millimeters)wi 8 Degree Sweep Double Butted Alloy
Handlebar extender	Optional
Handlebar stem details	Alloy A-head Forged And Tig Weldeded With Two Bolt Clamp
Headset size	Sealed Ball Retainer 1 1/8 (inches) Threadless

Gearing Specifications

Bicycle chain	SRAM PC-951 With Power Link
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	113 (millimeters) Spindle TruVativ Power Spline
Crankset parts and sizes	22t and 32t Heat Treated Cro-Mo and 44t 7075 Aluminum Teeth Truvativ 5D With Alloy Outer Ring
Gear shift levers	9-speed Shimano Deore SL
Rear gear set	11 - 34 Teeth 9-speed

Specialized Rockhopper Comp Fork System Data

Derailleur (Front)	34.9 (millimeters) Clamp Bottom Pull Top Swing Shimano Deore
Derailleur (Rear)	Long Cage Shimano LX
Fork material	Single Crown Magnesium and aluminum and steel
Fork type	100 (millimeters) RockShox Tora 318 SL

Other Specs of Specialized Rockhopper Comp

Component group sets	Mountain Mix
Pedals details	Alloy 1pc Body And Cage
Rear shock absorber	Not Available
Saddle seat	Light Weight Foam Specialized BG Sport MTB
Seat post extension	30.9 (millimeters) Diameter Alloy Micro Adjust